Information Security

Network Security Policy

A network security policy template covering firewall management, network segmentation, intrusion detection, and secure network architecture.

16-20 pages|Updated 2026-02-15|2 frameworks

What's Included

1. Purpose & Scope

Defines the objective and scope of network security controls.

2. Network Architecture

Establishes requirements for secure network design and segmentation.

3. Firewall Management

Defines firewall configuration, rule management, and review processes.

4. Intrusion Detection & Prevention

Outlines IDS/IPS deployment and monitoring requirements.

5. Wireless Network Security

Specifies controls for wireless network access and encryption.

6. Network Monitoring

Establishes network traffic monitoring and alerting requirements.

7. DNS & Proxy Security

Defines DNS security and web proxy filtering requirements.

8. Review & Compliance

Sets out review frequency and compliance monitoring for network controls.

Frequently Asked Questions

What should a network security policy include?

A comprehensive network security policy should include purpose & scope, network architecture, firewall management, intrusion detection & prevention, and more. This template covers 8 key sections aligned to ISO 27001, NIST SP 800-53 requirements.

Which frameworks require a information security policy?

Major frameworks requiring information security policies include ISO 27001, NIST SP 800-53. This template maps directly to their control requirements, making it easier to demonstrate compliance across multiple standards.

How often should a network security policy be reviewed?

Best practice is to review your network security policy at least annually, or whenever significant changes occur in your organisation, technology environment, or regulatory landscape. Most frameworks including ISO 27001 and NIST CSF require documented policy review cycles.

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